Visual impairment and associated factors in adults from three suburban communities in Nampula, Mozambique.

Clinical Relevance: Scientific evidence on the burden of visual impairment, its causes, and associated factors are essential to monitor progress in eye health, identify priorities and develop strategies and policies that meet the needs of the population, towards the eradication of preventable blindness.

Background: The aim of this study was to determine the prevalence of visual impairment, its causes and associated factors in adults living in suburban communities in Nampula.

Methods: This is a cross-sectional study conducted from November 2019 to February 2020.

Computer vision syndrome and associated factors in university students and teachers in Nampula, Mozambique.

Background: Computer Vision Syndrome (CVS) is a complex of eye and visual problems that arise while using a computer or other Video Display Terminal (DVT). With the advent of the COVID-19 pandemic, the use of these DVTs has become indispensable in the lives of students and teachers. This study aims to identify the prevalence of CVS and associated factors in students and teachers at Lúrio University, in Nampula, during the pandemic period.

Assessment of the distribution of human and material resources for eye health in the public sector in Nampula, Mozambique.

Background: The unavailability of human and material resources can affect access to eye health services, constituting an obstacle in the fight against avoidable visual impairment. This study aimed to assess the availability and distribution of human and material resources for eye health in the public sector in Nampula province.

Methods: A mixed method approach was used, which included document reviews (to extract information regarding the number of professionals and inhabitants in each district) and application of a questionnaire to heads of the ophthalmology department in each health facility (to obtain the list of available equipment).

Assessment of cataract surgery outcomes in Nampula (Mozambique): visual acuity, visual function and quality of life.

Background: Despite advances in surgical techniques, cataract remains the leading cause of preventable blindness, and massive surgeries have been adopted as a strategy to change this situation. Monitoring the results of cataract surgeries has become imperative to ensure their quality. Therefore, this study aims to assess the cataract surgery outcomes performed at the Central Hospital of Nampula Mozambique.

Contrast Sensitivity Assessment in Early Diagnosis of Diabetic Retinopathy: A Systematic Review.

Introduction: The purpose of this systematic review was to study whether contrast sensitivity assessment in people with diabetes could be a reliable test in early detection of diabetic retinopathy. A systematic search based on population, intervention, comparison, and outcome strategy was performed.

Methods: PubMed, Scopus, and Web of Science were searched for English articles of human patients with type 1 and type 2 diabetes and contrast sensitivity measurements as domain studied.

Effect of macular pigment carotenoids on cognitive functions: A systematic review.

Lutein and zeaxanthin-xanthophyll carotenoids with antioxidant and anti-inflammatory characteristics-are present in the retina and the brain. High concentrations of these carotenoids have been positively related to cognitive performance. Therefore, this systematic review analyses the relationship between macular pigment density and cognitive functions.

Barriers to Accessing Eye Health Services in Suburban Communities in Nampula, Mozambique.

Globally, an estimated 2.2 billion people are visually impaired (VI) or blind, and a large proportion (90%) of those affected live in low- and middle-income countries (LMICs), where access to eye health services is limited. This study aimed to identify barriers to accessing eye health services and associated factors in suburban communities of Nampula.

The Prevalence of Visual Impairment and Refractive Errors among a Youth Population in Mozambique: Evidence of the Need for Intervention.

Visual impairment (VI) can significantly interfere in the child's daily activities and quality of life, having a negative effect on their development and learning. The aim of the study was to determine the prevalence of VI and associated demographic factors in students examined during the program "Moçambique te vejo melhor". This study was cross-sectional and retrospective, based on the 2018/19 edition of the program.

Complications and Explantation Reasons in Intracorneal Ring Segments (ICRS) Implantation: A Systematic Review.

Purpose: To review the intraoperative and postoperative complications after intracorneal ring segment implantation and to report the explantation rate among the available scientific literature.

Methods: Three different databases (PubMed, Web of Science, and Scopus) were assessed from January 1995 to June 2019. The keywords used were: ring, rings, ICRS (intracorneal ring segments), segment, segments or Intacs, complication, explantation, explanted, retired, and removal.

Bandage contact lens use after photorefractive keratectomy.

The use of a bandage contact lens (BCL) immediately after photorefractive keratectomy (PRK) results in less pain. This review analyzed which BCL is most effective in decreasing pain immediately after PRK and evaluated the reepithelialization process in the treated zone. Two databases, PubMed and Medline, were checked for articles published from January 2005 to May 2018.

Is it possible to relate accommodative visual dysfunctions to neck pain?

The aim of this study was to establish whether there is a relationship between conditions of accommodative visual dysfunctions and cervical complaints. Fifty-two participants were included. Variables were accommodative amplitude, positive and negative relative accommodation (NRA), accommodative response, and accommodative facility.